E - Fixed Constructions – 06 – B
Patent
E - Fixed Constructions
06
B
E06B 5/16 (2006.01) B32B 5/18 (2006.01) B32B 27/08 (2006.01) E06B 3/70 (2006.01) E06B 5/10 (2006.01)
Patent
CA 2686268
The invention relates to a fireproof door panel (30) comprising a front surface plate (31) and a rear surface plate (32) formed as door leafs, a quadrilateral frame (33, 34, 35, 36) formed as a door frame, one or more sealing members (37) formed as outer edge sealing structures and a core material (40) formed as.an inner sandwich structure, wherein the core material (40) possesses an excellent fire retardance and is made of material such as perlite plate, calcium silicate, wood or the single material of phenolic resin, chemical synthetic resin or composite plate. If the door is on fire, the core material (40) of the fireproof door blocks the fire, keeps the fire outside the room and prevents the flame from passing and spreading across the fireproof door.
Marks & Clerk
Nan Ya Plastics Corporation
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